249540070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{66191}}^1$

素因数の和:66240

約数の個数: 32

約数和(自身を含む): 500411520

約数和(自身を除く): 250871450

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 66191, 132382, 330955, 661910, 860483, 1720966, 1919539, 3839078, 4302415, 8604830, 9597695, 19195390, 24954007, 49908014, 124770035, 249540070]

約数ペア:

[(1, 249540070), (2, 124770035), (5, 49908014), (10, 24954007), (13, 19195390), (26, 9597695), (29, 8604830), (58, 4302415), (65, 3839078), (130, 1919539), (145, 1720966), (290, 860483), (377, 661910), (754, 330955), (1885, 132382), (3770, 66191)]